Home / 7,459.86-10,295.55-4,477.38

Finding the Fourth Proportional to 7,459.86, 10,295.55 and 4,477.38

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Solution

The fourth proportional to 7,459.86, 10,295.55 and 4,477.38 is: 6,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.86 : 10,295.55 = 4,477.38 : x
  2. Step 2: Convert to fraction form
    7,459.86/10,295.55 = 4,477.38/x
  3. Step 3: Cross multiply
    7,459.86x = 10,295.55 × 4,477.38
  4. Step 4: Simplify right side
    7,459.86x = 46,097,089.66
  5. Step 5: Solve for x
    x = 46,097,089.66/7,459.86
  6. Step 6: Final answer
    x = 6,179.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.